1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
# See LICENSE for license details.
#*****************************************************************************
# csr.S
#-----------------------------------------------------------------------------
#
# Test CSRRx and CSRRxI instructions.
#
#include "riscv_test.h"
#include "test_macros.h"
RVTEST_RV32S
RVTEST_CODE_BEGIN
la t0, stvec
csrw stvec, t0
# Make sure slli with shamt[4] set is legal.
TEST_CASE( 2, a0, 65536, li a0, 1; slli a0, a0, 16);
# Make sure slli with shamt[5] set is not legal.
TEST_CASE( 3, x0, 1, slli a0, a0, 32);
TEST_PASSFAIL
stvec:
# Trapping on test 3 is good.
# Note that since the test didn't complete, TESTNUM is smaller by 1.
li t0, 2
bne TESTNUM, t0, fail
# Make sure CAUSE indicates an illegal instructino.
csrr t0, scause
li t1, CAUSE_ILLEGAL_INSTRUCTION
bne t0, t1, fail
j pass
RVTEST_CODE_END
.data
RVTEST_DATA_BEGIN
TEST_DATA
RVTEST_DATA_END
|